diff --git a/src/APnutI.php b/src/APnutI.php
index c36b7c8..72ec436 100644
--- a/src/APnutI.php
+++ b/src/APnutI.php
@@ -328,7 +328,7 @@ class APnutI
   }
 
   //TODO: Ping server and validate token
-  public function isAuthenticated(bool $allow_server_token = false): bool
+  public function isAuthenticated(bool $allow_server_token = false, bool $skip_verify_token = false): bool
   {
     $is_authenticated = ($allow_server_token && !empty($this->server_token))
       || isset($this->access_token);
diff --git a/src/Entities/Poll.php b/src/Entities/Poll.php
index d23b19d..06b89e6 100644
--- a/src/Entities/Poll.php
+++ b/src/Entities/Poll.php
@@ -122,6 +122,13 @@ class Poll
     return $type === Poll::$notice_type || in_array($type, Poll::$poll_types);
   }
 
+  public function canVote()
+  {
+    $is_authenticated = $this->api->isAuthenticated(false, true);
+    $is_closed = $this->closed_at >= new \DateTime();
+    return $is_authenticated && !$is_closed;
+  }
+
   public function __toString(): string
   {
     if (!empty($this->user)) {